Finding the Fourth Proportional to 6,212,911,796.16, 9,319,402,533.12 and 2,072,343,953.28
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Solution
The fourth proportional to 6,212,911,796.16, 9,319,402,533.12 and 2,072,343,953.28 is: 3,108,527,550.58
Step by Step Solution
- Step 1: Write the proportion equation
6,212,911,796.16 : 9,319,402,533.12 = 2,072,343,953.28 : x - Step 2: Convert to fraction form
6,212,911,796.16/9,319,402,533.12 = 2,072,343,953.28/x - Step 3: Cross multiply
6,212,911,796.16x = 9,319,402,533.12 × 2,072,343,953.28 - Step 4: Simplify right side
6,212,911,796.16x = 19,313,007,487,693,549,568 - Step 5: Solve for x
x = 19,313,007,487,693,549,568/6,212,911,796.16 - Step 6: Final answer
x = 3,108,527,550.58
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.